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Optoelectronics is a specialized area of electronics that focuses on devices involving light, integrating optical and electrical phenomena for diverse applications. Key optoelectronic devices include LEDs, laser diodes, photodiodes, and solar cells, each serving important roles in telecommunications, healthcare, and renewable energy. The field is evolving with advancements like quantum dots and organic optoelectronics, highlighting the importance of this technology in modern society.
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Term: Optoelectronics
Definition: A field combining electrical and optical phenomena, focusing on devices that source, detect, and control light.
Term: LED (Light Emitting Diode)
Definition: A semiconductor device that emits light through the recombination of electrons and holes when an electric current is applied.
Term: Laser Diode
Definition: A semiconductor device that emits coherent light through stimulated emission, allowing it to produce focused beams.
Term: Photodiode
Definition: A semiconductor device that generates an electrical current when exposed to light, primarily used for light detection.
Term: Photovoltaic Device (Solar Cell)
Definition: A device that converts light energy directly into electrical energy through the photovoltaic effect.
Term: Optical Fiber
Definition: A flexible, transparent medium used to transmit light signals over long distances, utilizing total internal reflection.